@Throws(IOException::class)
            override fun configureSocket(socket: Socket): Socket {
              socket.sendBufferSize = SOCKET_BUFFER_SIZE
              socket.receiveBufferSize = SOCKET_BUFFER_SIZE
              return socket
            }
          },
        )
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),

  }

  @Throws(IOException::class)
  override fun createSocket(
    host: String,
    port: Int,
  ): Socket {
    val socket = delegate.createSocket(host, port)
    return configureSocket(socket)
  }

  @Throws(IOException::class)
  override fun createSocket(
    host: String,
    port: Int,
    localAddress: InetAddress,
    localPort: Int,
  ): Socket {

    return delegate.supportedCipherSuites
  }

  @Throws(IOException::class)
  override fun createSocket(
    socket: Socket,
    host: String,
    port: Int,
    autoClose: Boolean,
  ): SSLSocket {
    val sslSocket = delegate.createSocket(socket, host, port, autoClose) as SSLSocket
    return configureSocket(sslSocket)
  }

  @Throws(IOException::class)

/**
 * A non-blocking interface to a web socket. Use the [factory][WebSocket.Factory] to create
 * instances; usually this is [OkHttpClient].
 *
 * ## Web Socket Lifecycle
 *
 * Upon normal operation each web socket progresses through a sequence of states:
 *
 *  * **Connecting:** the initial state of each web socket. Messages may be enqueued but they won't
 *    be transmitted until the web socket is open.
 *

import java.net.InetSocketAddress;
import java.net.Socket;
import javax.net.SocketFactory;
import jnr.unixsocket.UnixSocketChannel;

/** Impersonate TCP-style SocketFactory over UNIX domain sockets. */
public final class UnixDomainSocketFactory extends SocketFactory {
  private final File path;

  public UnixDomainSocketFactory(File path) {
    this.path = path;
  }

  @Override public Socket createSocket() throws IOException {

import java.net.ServerSocket;
import java.net.Socket;
import java.net.SocketAddress;
import java.net.SocketException;
import java.nio.channels.ClosedChannelException;
import javax.net.ServerSocketFactory;
import jnr.unixsocket.UnixServerSocketChannel;
import jnr.unixsocket.UnixSocketAddress;
import jnr.unixsocket.UnixSocketChannel;

/** Impersonate TCP-style ServerSocketFactory over UNIX domain sockets. */

  /** Returns the route used by this connection. */
  fun route(): Route

  /**
   * Returns the socket that this connection is using. Returns an
   * [SSL socket][javax.net.ssl.SSLSocket] if this connection is HTTPS. If this is an HTTP/2
   * connection the socket may be shared by multiple concurrent calls.
   */
  fun socket(): Socket

  /**
   * Returns the TLS handshake used to establish this connection, or null if the connection is not

  override fun configureSocket(sslSocket: SSLSocket): SSLSocket = TlsFallbackScsvDisabledSSLSocket(sslSocket)

  private class TlsFallbackScsvDisabledSSLSocket(
    socket: SSLSocket,
  ) : DelegatingSSLSocket(socket) {
    override fun setEnabledCipherSuites(suites: Array<String>) {
      val enabledCipherSuites = mutableListOf<String>()
      for (suite in suites) {
        if (suite != TLS_FALLBACK_SCSV) {

 *
 * [ietf_alpn]: http://tools.ietf.org/html/draft-ietf-tls-applayerprotoneg
 */
enum class Protocol(private val protocol: String) {
  /**
   * An obsolete plaintext framing that does not use persistent sockets by default.
   */
  HTTP_1_0("http/1.0"),

  /**
   * A plaintext framing that includes persistent connections.
   *
   * This version of OkHttp implements [RFC 7230][rfc_7230], and tracks revisions to that spec.

			// with dead end because tcp-keepalive is not fired when there is data in the socket buffer.
			//    https://blog.cloudflare.com/when-tcp-sockets-refuse-to-die/
			// This is a sensitive configuration, it is better to set it to high values, > 60 secs since it can
			// affect clients reading data with a very slow pace  (disappropriate with socket buffer sizes)